Iron can oxidize when exposed to air and moisture.

The boat began to drift aimlessly in the open sea.

The missile was launched from a military base.

I am in the classroom.

The philosopher pondered the meaning of life.

Cognitive abilities decline with age.

The graph shows a linear relationship between the two variables.

The semantic meaning of this word is unclear.

I write in my diary every night.

There was a residual amount of water left in the bucket.